Unit Tools

Unit Converter

Free · In‑App Purchases

Convert units, check international shoe & clothing sizes, and get live exchange rates — all in one clean app. No ads, no subscriptions. Unit Tools is a fast, simple unit converter with size charts and live currency rates. • Eight categories: length, weight, temperature, currency, speed, data, cooking and area • Live exchange rates with a 7-day trend chart • Length × Width calculator for area • Traditional Chinese units (cun, chi, zhang) alongside metric and imperial • Size charts for shoes and clothing • History and favorites; choose how many decimal places to show • Light and dark themes. English and Chinese • No account needed Currency rates are for reference only. Unit Tools is free and shows a small banner ad. An optional subscription removes it. Unit Tools Remove Ads (optional subscription) • Removes the banner ad from the app. It does not add other features. • Unit Tools Remove Ads Monthly: $0.99 per month, renews automatically every month. Prices may vary by country. • Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. • You can manage or cancel your subscription in your Apple Account settings. Tap Restore Purchases in the app to turn ad removal back on after reinstalling or on a new device. Terms of Use: https://nebulatechapps.com/terms Privacy Policy: https://nebulatechapps.com/privacy/unit-tools

Ratings & Reviews

  • This app hasn’t received enough ratings or reviews to display an overview.

• New: 7-day trend chart for currency pairs. Tap any point to see the date and rate. • New: Length × Width calculator in the Area category. • Added Canadian dollar (CAD). • Better layout on iPad. • The free app now shows a small banner ad. Remove it any time with the optional Remove Ads subscription in Settings. • Bug fixes and improvements.

Version 1.0.1

The developer, Nebula Technologies LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Location
    • Identifiers
    • Usage Data

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
Nebula Technologies LLC
Size
23.7 MB
Category
Education
Compatibility
Requires iOS 18.0 or later.
  • iPhone
    Requires iOS 18.0 or later.
  • iPad
    Requires iPadOS 18.0 or later.
Languages
English
Age Rating
4+
In-App Purchases
Yes
Copyright
© 2026 Nebula Technologies LLC
  • Developer Website
  • Privacy Policy

    • More by Nebula Technologies LLC

    You Might Also Like